Signal Queue API. More...
Collaboration diagram for Signal Queue API.:
Functions | |
| int | rpmsqBlock (int op) |
Detailed Description
Signal Queue API.
Function Documentation
◆ rpmsqBlock()
| int rpmsqBlock | ( | int | op | ) |
Block or unblock (almost) all signals. The operation is "reference counted" so the calls can be nested, and signals are only unblocked when the reference count falls to zero.
- Parameters
-
op SIG_BLOCK/SIG_UNBLOCK
- Returns
- 0 on success, -1 on error
